Lets learnHe He is playing is playing the the suona, suona, butbut the the phone rings. phone rings. suona 唢呐唢呐play the suonaplay football 踢足球play gamesbell 铃铃door belllaugh barksuonaplay the suonaplay football play gamesbelldoor belllaughbark正在进行时正在进行时1、be+v-ing2、be- is/am/are3、我用、我用am你用你用are4、单数、单数is 复数复数areplayam playingI a m playing the suona barkis barkingT h e d o g i s b a r ki n g danceare dancing The children are dancing haveare havingThey are having a party have-havingdance-dancingwrite-writingride-ridingcome-comingmake-making找一找找一找Daming is having a birthday partyHe is playing the suonaDaming is playing the suona againDaming is playing thesuona for the third timebut:前后两句话的转折关系 and:前后两句话的并列关系butHe is playing the suona, but the phone rings.Daming is playing the suona again, but the bell rings.Daming is playing the suona for the third time, but the dog starts to bark very loudly.but1、Who is having a birthday party? 2、Who is playing the suona?3、Daming is playing the suona for the third time,but _ starts to bark very loudly.1、Who is having a birthday party?Daming2、Who is playing the suona again?Daming3、Daming is playing the suona for the third time,but _starts to bark very loudly.the dog